We know a handful of video producers who carry their best work around to show on their iPod. But, you oughta make sure that your pearl-white and chrome device is ready. If the battery isn't charged then the show is over. In response to concerns of iPod batteries lasting only a year, some third-party manufacturers have stepped in to make high-charge batts. And where are the instructions showing the upgrade? On YouTube. Here's our search. From [wired blogs]